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within 25 miles
Nov 5, 2025
9 opportunities found! use fewer search filter criteria to find more opportunities

2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineoutdoorsweatherair pollution monitoringappcarbon monoxidemobile applicationautumnparticulate mattersciencesmartphone applicationclimateequityec2020climate changeairnatureair quality indexclimate monitoringweather datagirl scoutsandroidbicyclinginvestigationsummerwinterexperimentglobal warmingdataspringair pollutioncitizen scienceair qualityiphoneusadatabaseenvironmental justicehikingcarbon dioxidecommunity-based monitoringstemenvironment

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreeecologygreat britiantreesgreat britainmappingmapukenvironmentecolog
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